linux-kernel - [PATCH AUTOSEL 5.6 01/79] ARM: dts: OMAP3: disable RNG on N950/N9

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Message-Id: <20200430135043.19851-1-sashal@kernel.org>
Date:   Thu, 30 Apr 2020 09:49:25 -0400
From:   Sasha Levin <sashal@...nel.org>
To:     linux-kernel@...r.kernel.org, stable@...r.kernel.org
Cc:     Aaro Koskinen <aaro.koskinen@....fi>,
        Tony Lindgren <tony@...mide.com>,
        Sasha Levin <sashal@...nel.org>, linux-omap@...r.kernel.org,
        devicetree@...r.kernel.org, linux-arm-kernel@...ts.infradead.org
Subject: [PATCH AUTOSEL 5.6 01/79] ARM: dts: OMAP3: disable RNG on N950/N9

From: Aaro Koskinen <aaro.koskinen@....fi>

[ Upstream commit 07bdc492cff6f555538df95e9812fe72e16d154a ]

Like on N900, we cannot access RNG directly on N950/N9. Mark it disabled in
the DTS to allow kernel to boot.

Fixes: 308607e5545f ("ARM: dts: Configure omap3 rng")
Signed-off-by: Aaro Koskinen <aaro.koskinen@....fi>
Signed-off-by: Tony Lindgren <tony@...mide.com>
Signed-off-by: Sasha Levin <sashal@...nel.org>
---
 arch/arm/boot/dts/omap3-n950-n9.dtsi | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/arch/arm/boot/dts/omap3-n950-n9.dtsi b/arch/arm/boot/dts/omap3-n950-n9.dtsi
index a075b63f3087d..11d41e86f814d 100644
--- a/arch/arm/boot/dts/omap3-n950-n9.dtsi
+++ b/arch/arm/boot/dts/omap3-n950-n9.dtsi
@@ -341,6 +341,11 @@
 	status = "disabled";
 };
 
+/* RNG not directly accessible on N950/N9. */
+&rng_target {
+	status = "disabled";
+};
+
 &usb_otg_hs {
 	interface-type = <0>;
 	usb-phy = <&usb2_phy>;
-- 
2.20.1